Finding the Fourth Proportional to 10,987,528.50, 15,162,789.33 and 6,158,632.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,987,528.50 : 15,162,789.33 = 6,158,632.50 : x
2. Step 2: Convert to fraction form
   10,987,528.50/15,162,789.33 = 6,158,632.50/x
3. Step 3: Cross multiply
   10,987,528.50x = 15,162,789.33 × 6,158,632.50
4. Step 4: Simplify right side
   10,987,528.50x = 93,382,047,158,391.22
5. Step 5: Solve for x
   x = 93,382,047,158,391.22/10,987,528.50
6. Step 6: Final answer
   x = 8,498,912.85